We have talked before about weather modification, but is it feasible to modify weather in a way where it becomes a weapon?
War & Weather - https://www.google.com/books/edition/War_and_the_Weather/e0oXAAAAYAAJ?hl=en&gbpv=1
Weather Modification: The Ultimate Weapon - https://apps.dtic.mil/dtic/tr/fulltext/u2/a283033.pdf
Convention on the Prohibition of Military or Any Other Hostile Use of Environmental Modification Techniques - https://2009-2017.state.gov/t/isn/4783.htm
Weather Modification – Are People Messing With My Weather? - WIIATW Episode 19 - https://archive.org/details/WIIATWEP19
Weaponizing Weather - The Top Secret History of Weather Modification
‘Gargantuan’ hail struck Libya last week. It was nearly 7 inches across - https://www.washingtonpost.com/weather/2020/11/04/giant-hail-libya-gargantuan/